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Arc Guard TVOC-2 - ABB

Arc Guard TVOC-2 Safety for your most valuable resources. The Arc Guard TVOC-2 builds on the well-appreciated TVOC design and offers unmatched arc monitoring. With over 35 years of experience, Arc Guard System ™ has become an industry standard in several key markets, helping to protect personnel and businesses around the world.

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TESTING OF THE EFFECTIVENESS OF AIR PURIFIERS

2017-6-30 · When the TVOC concentration in the chaer dropped to 15 parts per million (ppm), turn off the mixing device and wait until the mixing device to completely stop. The TVOC measurement was then started and measured continuously with 1-minute time interval. TVOC decomposition profile was monitored by a photo-ionization detection equipment

Total Volatile Organic Compounds (TVOC) in Indoor Air

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Toluene Gas Detector, Methyl benzene, C7H8 - …

2019-4-25 · High ivity measurement (from 0.001 ppm depending on the version) and high reactivity (less than 5 seconds) The TVOC is a VOC (volatile organic compounds) detector with stationary photoionization for continuous accurate measurements. The Proflow2 PAPR is a compact and lightweight device featuring a curved backplate for user comfort

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Wall-Mounted Meter Monitors Indoor Air Quality

A long-life laser diode-powered sensor and a precision brushless internal pump enable reliable particulate measurement down to 0.3 microns. A high-accuracy photo-ionization detector (PID) for TVOC measurement and a dual-wave NDIR CO 2 sensor, both optimally suitable for indoor air quality (IAQ) appliions, are offered.

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For over a decade, ALS China has provided testing services for investigation of polluted sites, risk assessment, remediation acceptance and other projects providing technical services and consulting of environmental testing in hundreds of cities in China''s 23 provinces and four autonomous regions.

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